Binding of Scent Signals to Olfactory Receptors

question 66

Multiple Choice

Binding of scent signals to olfactory receptors

• A) activates G proteins
• B) results in cAMP production
• C) opens sodium channels
• D) all of these
• E) activates G proteins and results in cAMP production

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Definitions:

Respiratory Infections

Illnesses that affect the lungs and other parts of the respiratory system, caused by viruses, bacteria, or other pathogens.

Cilia

Microscopic, hair-like structures on the surface of cells that move in a wave-like pattern to transport substances across cellular surfaces or provide locomotion.

Flagella

Long, whip-like appendages that protrude from the cell body of certain cells, used by the cells to move or to sense changes in their environment.

Microtubules

Cylindrical structures that are part of the cytoskeleton in cells, playing roles in cell shape, division, and transport mechanisms.